package com.qk.common;

import lombok.Data;

import java.io.Serializable;

//后端给前端统一结果响应类
@Data
public class Result implements Serializable {
    private Integer code; //编码：1成功，0为失败
    private String msg; //错误信息
    private Object data; //数据
    //构造私有化 不能new对象,强制用静态方法创建对象
    private Result() {}
    //成功静态方法 比如 增删改接口
    public static Result success() {
        Result result = new Result();
        result.code = 1;
        result.msg = "success";
        return result;
    }
    //成功静态方法 一般响应数据给前端 比如 查询接口
    public static Result success(Object object) {
        Result result = new Result();
        result.data = object;
        result.code = 1;
        result.msg = "success";
        return result;
    }

    public static Result error(String msg) {
        Result result = new Result();
        result.msg = msg;
        result.code = 0;
        return result;
    }
}
